Question

A 50 kg mass which is placed hight of 40cm than it transferred to height of 45cm then the change in potential energy

Answer 1

Answer:Let g be 10mper secind square

1cm=10*-2m so its .45 m and .40m

Explanation:

PE= mghfinal- mgh initial

=mg(h final-h initial)

=50*10(.45-.40)

=500(0.05)

= 25 Joules